package com.sky.Task;

import com.sky.entity.Orders;
import com.sky.mapper.OrderMapper;
import lombok.extern.slf4j.Slf4j;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.scheduling.annotation.Scheduled;
import org.springframework.stereotype.Component;

import java.time.LocalDateTime;
import java.util.List;

/**
 * 定时任务类。定时处理订单状态
 */

@Component
@Slf4j
public class OrderTask {

    @Autowired
    private OrderMapper orderMapper;

    /**
     * 处理超时订单的方法
     */
    @Scheduled(cron = "0 * * * * ? ")//每分钟触发一次(每分钟触发)
    public void processTimeOutOrder() {
        log.info("定时处理超时订单：{}", LocalDateTime.now());
        //超时时间
        LocalDateTime time = LocalDateTime.now().plusMinutes(-15);

        //判定超时订单：从当前时间开始往前15分钟的订单
        //只有待付款状态下的才能
        List<Orders> ordersList = orderMapper.getByStatusAndOrderTimeLT(Orders.PENDING_PAYMENT, time);
        if (ordersList != null && ordersList.size() > 0) {
            for (Orders orders : ordersList) {
                orders.setStatus(Orders.CANCELLED);
                orders.setCancelReason("订单超时，自动取消");
                orders.setCancelTime(LocalDateTime.now());
                orderMapper.update(orders);
            }
        }
    }

    /**
     * 处理一直处于派送中状态的方法
     */
    @Scheduled(cron = "0 0 1 * * ?")//每天凌晨一点触发一次(当前时间为凌晨时触发)
    public void processDeliveryOrder() {
        log.info("定时处理处于派送中订单：{}", LocalDateTime.now());

        LocalDateTime time = LocalDateTime.now().plusMinutes(-60);
        //此时就可以查询到上一个工作日的一直处于待支付的订单
        List<Orders> ordersList = orderMapper.getByStatusAndOrderTimeLT(Orders.DELIVERY_IN_PROGRESS, time);
        if (ordersList != null && ordersList.size() > 0) {
            for (Orders orders : ordersList) {
                orders.setStatus(Orders.COMPLETED);
                orderMapper.update(orders);
            }
        }
    }
}
